FR2219522B1 - - Google Patents

Info

Publication number
FR2219522B1
FR2219522B1 FR7406300A FR7406300A FR2219522B1 FR 2219522 B1 FR2219522 B1 FR 2219522B1 FR 7406300 A FR7406300 A FR 7406300A FR 7406300 A FR7406300 A FR 7406300A FR 2219522 B1 FR2219522 B1 FR 2219522B1
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7406300A
Other versions
FR2219522A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Publication of FR2219522A1 publication Critical patent/FR2219522A1/fr
Application granted granted Critical
Publication of FR2219522B1 publication Critical patent/FR2219522B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/24—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof
    • H01J35/30—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof by deflection of the cathode ray
    • H01J35/305—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof by deflection of the cathode ray by using a rotating X-ray tube in conjunction therewith
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
FR7406300A 1973-02-28 1974-02-25 Expired FR2219522B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732310061 DE2310061A1 (de) 1973-02-28 1973-02-28 Roentgenroehre

Publications (2)

Publication Number Publication Date
FR2219522A1 FR2219522A1 (fr) 1974-09-20
FR2219522B1 true FR2219522B1 (fr) 1978-01-06

Family

ID=5873412

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7406300A Expired FR2219522B1 (fr) 1973-02-28 1974-02-25

Country Status (6)

Country Link
US (1) US3885179A (fr)
JP (1) JPS502887A (fr)
CH (1) CH563664A5 (fr)
DE (1) DE2310061A1 (fr)
FR (1) FR2219522B1 (fr)
GB (1) GB1467487A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2821597A1 (de) * 1978-05-17 1979-11-22 Siemens Ag Verwendung eines systems zur erzeugung eines elektronenflachstrahls mit rein elektrostatischer fokussierung in einer roentgenroehre
US5438605A (en) * 1992-01-06 1995-08-01 Picker International, Inc. Ring tube x-ray source with active vacuum pumping
DE19700992C2 (de) * 1997-01-14 1999-10-07 Siemens Ag Röntgenröhre
JP4669428B2 (ja) * 2005-04-19 2011-04-13 株式会社リガク Ｘ線管
US7352846B2 (en) 2005-10-21 2008-04-01 Rigaku Corporation Filament for X-ray tube and X-ray tube having the same
US7661445B2 (en) * 2005-12-19 2010-02-16 Varian Medical Systems, Inc. Shielded cathode assembly
JP5580288B2 (ja) * 2008-04-17 2014-08-27 コーニンクレッカ フィリップス エヌ ヴェ パッシブイオン集電極を持つｘ線管
DE102011003943A1 (de) * 2011-02-10 2012-08-16 Siemens Aktiengesellschaft Kathode und Röntgenröhre mit einer derartigen Kathode
CN104170050B (zh) 2012-03-16 2018-01-12 纳欧克斯影像有限公司 具有电子发射结构的装置
WO2014027294A2 (fr) 2012-08-16 2014-02-20 Nanox Imaging Ltd. Dispositif de capture d'image
JP6476183B2 (ja) 2013-11-27 2019-02-27 ナノックス イメージング ピーエルシー イオン爆撃抵抗性を有して構成される電子放出構造物

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE538823C (de) * 1928-11-27 1931-11-17 Siemens Reiniger Veifa Ges Fue Gluehkathodenroentgenroehre
US2350269A (en) * 1942-06-15 1944-05-30 Gen Electric X Ray Corp X-ray tube
FR947581A (fr) * 1946-06-07 1949-07-06 Thomson Houston Comp Francaise Perfectionnements aux générateurs de rayons chi, et en particulier à leur cathode
US2691869A (en) * 1950-05-15 1954-10-19 Henry F Schmidt Unitary gated irrigation spile
US2671867A (en) * 1950-11-24 1954-03-09 Dunlee Corp Electrode structure for x-ray tubes

Also Published As

Publication number Publication date
FR2219522A1 (fr) 1974-09-20
DE2310061A1 (de) 1974-08-29
CH563664A5 (fr) 1975-06-30
US3885179A (en) 1975-05-20
GB1467487A (en) 1977-03-16
JPS502887A (fr) 1975-01-13

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Legal Events

Date Code Title Description
ST Notification of lapse